JP4414423B2 - Vehicle control panel - Google Patents

Description

  The present invention relates to a structure of a vehicle control panel.

  An operation panel such as a heater control panel or an audio control panel for a vehicle has a plurality of push switches arranged on the design panel. As shown in FIG. 7, such an operation panel 110 is configured by combining a design panel 111 to which a push button 113 is attached, and an electric circuit board 133 to which a push switch 149 and an LED 147 as a light source for switch illumination are attached. Has been. The design panel 111 has an opening size larger than that of the push button 113 and has a push button hole 111a through which the push button 113 passes. A skirt portion 113a provided on a side surface of the push button 113 is guided by the push button hole 111a. The push button 113 can be pushed down and pushed up.

  The push button 113 is configured such that one side of the push button 113 is attached to the boss 112 on the back side of the design panel 111 by an elastic member 113e, and the push button 113 can be rotated using the elastic member 113e as a hinge. When the push button 113 is pressed on the design panel 111 side, the push button 113 is rotated around the fixing portion of the elastic member 113e by the pushing force, and the protrusion 113c attached to the back surface of the push button 113 pushes down the push switch 149 to make a circuit. When the finger is released from the push button 113, the push button 113 is rotated about the fixed portion by the elastic force of the elastic member 113e and pushed back to the design panel 111 side, and the protrusion 113c on the back surface of the push button 113 is Some are configured to be disconnected from the push switch 149 so that the circuit is disconnected (for example, see Patent Document 1). In addition, the indicator portion 113 b provided on the surface of the push button 113 is illuminated by an LED 147 provided on the electric circuit board 133. A light shielding wall 111b that shields the light from the LED 147 is provided around the LED 147 so that the light from the LED 147 does not leak outside the push button 113.

  The push button 113 is provided with a labyrinth portion 113d protruding from the skirt portion 113a to the back side of the design panel 111. The labyrinth portion 113d prevents light from the LED 147 from leaking to the design surface and prevents water from entering from the gap between the push button hole 110a of the design panel 111 and the outer surface of the skirt portion 113a. 133 is configured to be protected.

JP 11-120862 A

  However, in the prior art described in Patent Document 1, water that has entered the gap between the skirt portion 113a and the push button hole 111a passes through the gap between the labyrinth portion 113d and the design panel 111. 133 may be reached. In particular, when the push button 113 is pushed down, a gap between the labyrinth portion 113d and the design panel 111 becomes wide, and water can easily enter. When water passes through the gap between the labyrinth portion 113d and the design panel 111 and enters the operation panel 110, the water damages the electric circuit board 133. Further, since the push switch 149 and the LED 147 are surrounded by the light shielding wall 111b so that the light of the LED 147 does not leak, the water that has entered one end stays without escaping and may damage other parts of the electrical equipment. there were.

  By the way, control panels such as heater control panels and audio control panels for vehicles are often provided between the driver's seat and the passenger seat, and the water of the cup placed nearby hangs on the control panel. There was a problem that a driver or an occupant spilled liquid from the cup and applied to the control panel, and the liquid entered the control panel, causing damage to the electric circuit board inside the control panel.

  An object of the present invention is to prevent liquid entering from a gap between a design panel and a push button from touching an electric circuit board in a vehicle control panel.

A vehicle control panel according to the present invention includes an electric circuit board provided on a base body and to which a control switch is attached, and a design panel attached to the base and provided with a push button of the control switch. The push button includes a skirt portion extending from the design panel side to the electric circuit board side, and a holder provided between the electric circuit board and the design panel includes: A cover plate for covering the electric circuit board; and provided at a peripheral edge of the push button through hole of the cover board, extending in a cylindrical shape between the electric circuit board and the design panel, and a tip thereof being inside the outer surface of the skirt a guide portion for guiding the movement of said push button contained in vehicle incorporation state of the opening provided in the guide portion in contact with the cover plate The definitive gravity direction upper side, characterized in that it comprises a draining projecting the design panel side from said cover plate surface.

The vehicle control panel of the present invention, the guide portion extends to the surface of the electric circuit board, in a region surrounded by the guide portion of the electric circuit board is mounted is a light source for illuminating the push-button Being a also to be suitable, the pre-Symbol holder, the cover plate and the provision of the drain hole at one end between the design panel, also to be suitable as, disposed on the cover plate It is also preferable that a water drainer protruding from the cover plate surface to the design panel side is provided on the upper side in the direction of gravity in the vehicle built-in state of the formed opening.

  The present invention has an effect that in a vehicle control panel, it is possible to prevent the liquid that has entered from the gap between the design panel and the push button from touching the electric circuit board.

  Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a plan view of a design panel 11 of a heater control panel 10 for a vehicle according to a first embodiment of the present invention. The design panel 11 is a surface facing the occupant when the heater control panel 10 is assembled to the vehicle, and is a surface on which operation buttons operated by the occupant, control status, and the like are displayed.

  As shown in FIG. 1, the design panel 11 of the present embodiment has a pentagonal push button area opposed to the upper and lower portions of the design panel 11 in terms of design design, and each apex portion is a common part. A circular push button region partitioned by an annular frame 25 is arranged at the common part. In the center of the upper push button area, a display unit 23 for displaying a control status such as room temperature is provided. The display unit 23 is a portion where a liquid crystal display provided inside is displayed, and digitally displays a control state such as room temperature. A plurality of push buttons 13 to 16 for operation are provided adjacent to the periphery of the display unit 23. The lower push button area is smaller than the upper push button area, and the push button 20 is arranged. A plurality of push buttons 19 are arranged in a circular push button region partitioned by the annular frame 25.

  The push button 13 arranged at the upper part of the upper push button region is a push button for a push switch that is a control switch for setting the room temperature, and the set temperature is a display unit arranged beside the push button 13. 23 is displayed. A push button 16 disposed adjacent to the lower side of the push button 13 is a push for selecting whether to blow out the conditioned air in the passenger compartment to both the front seat side and the rear seat side or to the rear seat side only. Button. A push button 14 for an on / off switch of a hazard lamp that is turned on at the time of an emergency stop is arranged beside the upper push button 13. A partition rib 23a extending between the push button 13 and the push button 14 is provided between the push button 14 and the push button 13 so that the adjacent push button 13 and the push button 14 are not pushed simultaneously. Is provided.

  Push button 19 for push switch for increasing / decreasing the air volume is arranged on the display unit 23 side of the circular push button area partitioned by the circular frame 25, and the push button 20 arranged in the lower push button area is turned on / off of the cooler. Such as a switch.

  As described above, a minute gap is provided between the design panel 11 on which a large number of push buttons 13 to 20 are arranged, the display unit 23, the partition rib 23a, the annular frame 25, and the push buttons 13 to 20. Each push button 13-20 is comprised so that it can move to the orthogonal | vertical direction with respect to the surface of the design panel 11. FIG.

  FIG. 2 is a cross-sectional view taken along line AA in FIG. 1 in a state where the heater control panel 10 shown in FIG. 1 is attached to the vehicle. As shown in FIG. 2, the heater control panel 10 is attached such that the angle α between the control panel vertical line 63 and the vehicle horizontal line 61 is 20 to 30 degrees.

  As shown in FIG. 2, the heater control panel 10 has an electric circuit board 33 attached to the side of the design panel 11 of the housing 31 that is a base part, and the holder 35 having the guide part 39 is the side of the design panel 11 of the electric circuit board 33. The push buttons 13, 16, and 19 are guided to the design panel 11 side of the holder 35. The design panel 11 is fixed to the casing 31, and a gap is provided around each push button so that each push button can be operated.

  The push buttons 13, 16, 19 arranged on the design panel 11 are provided with skirt portions 13 a, 16 a, 19 a extending from the design panel 11 toward the electric circuit board 33 around the push buttons 13, 16, 19. Protrusions 13c and 16c are provided for pushing down. In addition, on the design panel 11 side of the push buttons 13, 16, and 19, indicator portions 13 b and 16 b that are illuminated by the LED 47 in accordance with the on / off state of the push switch are provided. Each other push button (not shown in FIG. 2) also includes each skirt portion and each indicator portion.

  On the design panel 11 side of the electric circuit board 33, push switches 49 are provided at positions corresponding to the protrusions 13c and 16c of the push buttons 13 and 16, and correspond to the indicator parts 13b and 16b of the push buttons 13 and 16, respectively. Each LED 47 which is a light source for illumination is provided at the position. In addition, push switches (not shown) corresponding to the positions of the push buttons 13 to 20 are attached to the design panel 11 side of the electric circuit board 33. As for the indicators of the push buttons other than the push buttons 13 and 16, the LEDs 47 are attached to the corresponding positions on the design panel 11 side of the electric circuit board 33 in the same manner as described above.

  The holder 35 is attached to the housing 31, and includes a cover plate 37 that covers the electric circuit board 33, a through hole 41 through which the protrusions 13 c and 16 c of the push buttons 13 and 16 pass, and a peripheral edge of the through hole 41. And a guide portion 39 extending from the electric circuit board 33 toward the design panel 11 and a holder end plate 36 attached to the holder end portion. The holder end plate 36 is provided with a drain hole 45. The other push buttons not shown in FIG. 2 are also provided with projections, and the holder 35 is provided with through holes 41 through which these projections penetrate and the peripheral edge thereof, from the electric circuit board 33. Each guide portion 39 extending toward the design panel 11 is provided. For this reason, the cover plate 37 is configured to cover all the electric circuit board 33 other than the through hole 41.

  FIG. 3 is an enlarged cross section around the push button 13, and FIG. 4 is a perspective view around the push button 13. 3 and 4, the same reference numerals are given to the portions described in FIGS. 1 and 2, and descriptions thereof are omitted.

  As shown in FIGS. 3 and 4, the guide portion 39 provided on the holder 35 is provided on the design panel side guide portion 39 a provided between the design panel 11 of the holder 35 and the holder 35 and the electric circuit board 33 side. And the electric circuit board side guide portion 39b. The design panel side guide portion 39a is provided at the periphery of the through hole 41 through which the projection 13c of the push button 13 provided in the holder 35 passes, and the tip on the design panel 11 side is the skirt portion 13a of the push button 13. The push button 13 is configured to enter the inside and guide the movement of the push button 13 in the direction perpendicular to the surface of the design panel 11. For this reason, the height in the moving direction of the push button 13 of the design panel side guide portion 39a is configured to be longer than the moving distance of the push button 13.

  The electric circuit board side guide portion 39b extends from the periphery of the through hole 41 of the holder 35 toward the electric circuit board 33 and surrounds the LED 47 so as to shield the light from the LED 47 from entering other push buttons. It is configured to be able to. For this reason, the light emitted from the LED 47 as the light source passes from the inside of the electric circuit board side guide portion 39b to the indicator portion 13b of the push button 13 through the inside of the design panel side guide portion 39a, and illuminates the indicator portion 13b. Can be done. The indicator portion 13b is partly formed of a light-transmitting resin, and can display the state of the push switch 49 by illumination of the LED 47 inside.

  For this reason, the through-hole 41 is configured so that the protrusion 13c which is a part of the push button 13 penetrates and also forms a light guide path of the LED 47. A labyrinth portion 13 d that protrudes to the outer surface side of the push button 13 is provided at the tip of the skirt portion 13 a of the push button 13. The tip of the labyrinth portion 13d is configured to protrude outward from the peripheral edge of the push button hole 11a of the design panel 11. The push button 13 and the push button hole 11a of the design panel 11 are configured to have a minute gap necessary for movement.

  In the heater control panel 10 configured as described above, when the occupant depresses the push button 13, the push button 13 is moved in a direction perpendicular to the surface of the design panel 11 by the depressing force. As a result, the protrusion 13c, which is a part of the push button 13, moves in a direction perpendicular to the surface of the design panel 11 and pushes down the corresponding push switch 49. Thereby, the electric circuit can be turned on and off.

  As shown in FIG. 3, when a liquid such as water enters the heater control panel 10 through the gap between the push button 13 and the push button hole 11a, the liquid warps to the outer surface side of the push button 13 by the labyrinth portion 13d. Is done. The liquid reaches the surface of the cover plate 37 on the design panel 11 side of the holder 35. The liquid reaching the surface of the cover plate 37 flows around the design panel side guide portion 39a as shown in FIG. 3 and flows toward the design panel 11 of the cover plate 37 on the lower side in the gravity direction. Then, as shown in FIG. 2, it flows along the surface of the cover panel 37 on the side of the design panel 11 and further flows downward in the weight direction, and from the drain hole 45 provided in the holder end plate 36 to the outside of the heater control panel 10. To be discharged. For this reason, the liquid that has entered through the gap between the push button 13 and the push button hole 11 a does not reach the surface of the electric circuit board 33 and is discharged from the inside of the heater control panel 10 to the outside.

  Thus, this embodiment has an effect that in the heater control panel 10, the liquid that has entered from the gap between the design panel 11 and the push button 13 can be prevented from touching the electric circuit board 33. In addition, there is an effect that the liquid once entering the heater control panel 10 can be discharged to the outside of the heater control panel 10 without touching the electric circuit board 33.

  The second embodiment will be described with reference to FIG. Parts similar to those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

  In the first embodiment described above, the LED 47 and the push switch 49 attached to the electric circuit board 33 are arranged so as to be inside one guide portion 39, and the through hole 41 is a part of the push button 13. However, in this embodiment, as shown in FIG. 5, the through hole 41a and the LED 47 that pass through the protrusion 13c are formed. The through hole 41b that forms the light guide path is a different hole, and a guide portion 39 is provided on the periphery of each of the through holes 41a and 41b.

  As shown in FIG. 5, the push button 15 includes a skirt portion 15 a extending from the design panel 11 toward the electric circuit board 33 around the push button 15, and a projecting portion 15 c is provided on one of the skirt portions 15 a. . Part of the design panel side guide part 39a enters the inner surface side of the skirt part 15a of the push button 15 to guide the push button 15, and the other part of the design panel side guide part 39a is a protrusion provided on the skirt part 15a. It moves inside the portion 15c to guide the movement of the push button 15. The electric circuit board-side guide portion 39b is configured so as to be shielded from light by surrounding the LED 47 provided on the electric circuit board 33. Thus, the design panel side guide portion 39a, the electric circuit board side guide portion 39b, and the through hole 41b constitute the light guide path 43 of the LED 47.

  On the other hand, the protrusion 15c of the push button 15 passes through the through hole 41a provided in the cover plate 37, and the tip thereof reaches the push switch 49 provided on the electric circuit board 33, so that the push switch 49 can be turned on and off. It is configured to be able to. A projecting portion side guide portion 39c extending to the design panel 11 side of the cover plate 37 is provided at the periphery of the through hole 41a. The surface of the protrusion side guide portion 39c opposite to the protrusion portion 15c, that is, the surface of the push button 15 on the outer surface side is inside the push button 15 than the surface of the push button 15 on the outer surface side of the skirt portion 15a. . The projection side guide portion 39c is configured to guide the projection portion 15c which is a part of the push button 15 in cooperation with the design panel side guide portion 39a on the projection side.

  In this embodiment, the liquid that has entered from between the push button 15 and the design panel 11 is first warped to the outside of the push button by the labyrinth portion 15d at the tip of the skirt portion 15a of the push button 15. The liquid reaches the surface of the cover plate 37 of the holder 35 on the design panel 11 side. In this case, also on the protruding portion 15c side, the outer surface of the protruding portion side guide portion 39c is on the inner side of the push button 15 than the outer surface of the skirt portion 15a of the push button 15, and thus the protruding portion side guide portion 39c. Even if the liquid does not extend to the inner surface of the push button 15, the design of the cover plate 37 does not allow the liquid that has entered from between the push button 15 and the design panel 11 to enter between the projecting portion 15 c and the projecting portion side guide portion 39 c. It reaches the surface on the panel 11 side. And the liquid which reached the surface by the side of the design panel 11 turns around the outside of the design panel side guide part 39a and the protrusion part side guide part 39c, and flows along the design panel 11 side surface of the cover board 37 of gravity direction lower side. In the same manner as in the above-described embodiment, the water is discharged from the drain hole 45 of the holder end plate 36 to the outside of the heater control panel 10. With this configuration, the liquid that has entered through the gap between the push button 15 and the design panel 11 can be discharged outside the heater control panel 10 without touching the electric circuit board 33.

  The push button 17 shown in FIG. 5 is different in that the protrusion 17 c is provided on the inner surface of the push button 17, but a part of the design panel side guide portion 39 a is the inner surface of the skirt portion 17 a of the push button 17. The other side of the design panel side guide portion 39a enters the inside of the projection 17c provided on the push button 17 to guide the movement of the push button 17, and the projection side. The surface of the guide portion 39c opposite to the protrusion 17c, that is, the outer surface of the push button 17 is located on the inner side of the push button 17 relative to the outer surface of the skirt portion 17a of the push button 17. The side guide part 39c cooperates with the design panel side guide part 39a on the projecting part side to guide the projecting part 17c which is a part of the push button 17. That is configured to are the same. With this configuration, the liquid that has entered through the gap between the push button 17 and the design panel 11 can be discharged to the outside of the heater control panel 10 without touching the electric circuit board 33 as with the push button 15. .

  Further, like the guide part 39 corresponding to the push button 21 in FIG. 5, the design panel side guide part 39a and the electric circuit board side guide part 39b may be arranged at different positions on both sides of the cover plate 37. Alternatively, the light guide path 43 may be provided separately from the guide portion 39.

  In the present embodiment, similarly to the previous embodiment, in the heater control panel 10, the liquid that has entered from the gap between the design panel 11 and the push buttons 15, 17, and 21 can be prevented from touching the electric circuit board 33. There is an effect.

  The third embodiment will be described with reference to FIG. Parts similar to those in the first and second embodiments are denoted by the same reference numerals, and description thereof is omitted.

  The heater control panel 10 shown in FIG. 6 is provided with an opening 51 on the surface that contacts the cover plate 37 of the design panel side guide portion 39 a provided in the holder 35. The opening 51 may have a hole shape, or may have a shape in which the design panel side guide portion 39a is cut out from the surface of the cover plate 37 toward the surface of the design panel 11. Such an opening 51 may be necessary for resin molding of the holder. When the opening is provided along the surface of the cover plate 37, the liquid that has flowed downward along the surface of the cover plate 37 in the state where the heater control panel 10 is attached to the vehicle is the opening 51. May reach the electric circuit board 33 through the through-hole 41, and the wiring and equipment on the electric circuit board 33 may be short-circuited. Therefore, as shown in FIG. 6, in the state where the heater control panel 10 is attached to the vehicle, a drainer 53 is provided on the upper side of the opening 51 in the gravity direction so as to protrude from the cover plate 37 and prevent liquid from flowing into the opening 51. ing. By providing this drainer 53, the liquid flowing from the upper side in the direction of gravity in a state where the heater control panel 10 is attached to the vehicle is warped to the outside of the opening 51 by the drainer 53 and then the cover plate 37. It flows toward the design panel side guide part 39a along the surface. Then, it turns around the outer surface of the design panel side guide portion 39a and flows on the surface of the cover plate 37 further downward in the direction of gravity, and from the drain hole 45 of the holder end plate 36 as in the previous embodiment, the heater control panel 10. Is discharged outside.

  This embodiment also has an effect that the liquid that has entered from the gap between the design panel 11 and the push button can be prevented from touching the electric circuit board 33 in the heater control panel 10 as in the previous embodiments.

  The drainer 53 shown in FIG. 6 is a rod-like body formed on the upper side in the gravity direction of the opening 51 so as to protrude at a position away from the design panel side guide portion 39a, but the design of the cover plate 37 on the upper side in the gravity direction of the opening 51. It may be formed in a U shape or an anti-round shape so as to surround the periphery of the opening 51 along the surface on the panel 11 side. By configuring in this way, it is possible to prevent liquid from entering more effectively and to reinforce the cover plate 37 and the design panel side guide portion 39a. Further, the opening 51 may be provided in the light guide path 43, and the drainer 53 may be configured to be provided above the opening 51 of the light guide path 43 in the gravity direction.

  In addition, as shown in FIG. 6, even when the opening 51a is provided in the cover plate 37, a drainer 53a is similarly arranged on the upper side in the direction of gravity so that the liquid that has entered through the gap between the design panel 11 and the push button can be obtained. The electric circuit board 33 can be prevented from touching.

In embodiment which concerns on this invention, it is a fragmentary top view of the design panel of a heater control panel. In embodiment which concerns on this invention, it is AA sectional drawing of FIG. 1 of the heater control panel of the state attached to the vehicle. In embodiment which concerns on this invention, it is explanatory drawing which shows the structure of a holder and a push button. In embodiment which concerns on this invention, it is a perspective view which shows the structure of a holder and a push button. In other embodiment which concerns on this invention, it is explanatory drawing which shows the structure of a holder and a push button. In other embodiment which concerns on this invention, it is a perspective view which shows the structure of a holder and a push button. It is a figure which shows the cross section of the operation panel by a prior art.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 Heater control panel, 11, 111 Design panel, 11a, 111a Push button hole, 13-21, 113 Push button, 13a-21a, 113a Skirt part, 13b-21b, 113b Indicator part, 13c-17c, 113c Protrusion part 13d-17d, 113d Labyrinth part, 23 Display part, 23a Partition rib, 25 frame, 31 Housing, 33, 133 Electric circuit board, 35 Holder, 36 Holder end plate, 37 Cover plate, 39 Guide part, 39a Design panel Side guide part, 39b Electrical circuit board side guide part, 41, 41a, 41b Through hole, 43 Light guide, 45 Drain hole, 47, 147 LED, 49, 149 Push switch, 51, 51a Opening, 53, 53a Drainer, 61 Vehicle horizon, 63 controls Rupaneru vertical line, 110 operation panel, 111b shielding wall, 112 the boss, 113e elastic member, alpha angle.

Claims (4)

An electric circuit board provided on the base body and to which a control switch is attached;
A design panel that is attached to the base body and on which the push button of the control switch is disposed,
A vehicle control panel including:
The push button includes a skirt extending from the design panel side to the electric circuit board side,
Holder provided between the electric circuit board and the design panel, the a cover plate for covering the electric circuit board, provided on the periphery of the flop Sshubotan through hole of the cover plate, the design panel and the electric circuit board A guide portion that extends in a cylindrical shape between the outer periphery of the skirt portion and guides the movement of the push button.
A vehicular control panel comprising: a drainer projecting from the surface of the cover plate toward the design panel on the upper side in the direction of gravity in the vehicle built-in state of the opening provided in the guide portion in contact with the cover plate. . The vehicle control panel according to claim 1,
The guide portion extends to the surface of the electric circuit board,
Wherein the the region surrounded by the guide portion of the electric circuit board which is attached a light source for illuminating the push button,
A control panel for vehicles. The vehicle control panel according to claim 1 or 2 ,
The vehicle control panel according to claim 1, wherein the holder is provided with a drain hole on one end side between the cover plate and the design panel. The vehicle control panel according to any one of claims 1 to 3 ,
A vehicular control panel, wherein a drainage projecting from the surface of the cover plate to the design panel side is provided on the upper side in the gravity direction of the opening provided in the cover plate in a vehicle built-in state .

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